ENGINE IMMOBILISER SYSTEM(w/ Entry and Start System) DIAGNOSTIC TROUBLE CODE CHART

Tech Tips

If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

Certification ECU (Smart Key ECU Assembly)
DTC Code Detection Item See page
B2784 Antenna Coil Open / Short

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B278A Short to GND in Immobiliser System Power Source Circuit

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B2790 ID BOX EEPROM Malfunction

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Tech Tips

The DTCs for the engine immobiliser system are specified above. If other codes are output, check the DTC chart for the SFI system*1 or ECD system*2.


  • *1: for Gasoline

  • *2: for Diesel

ECM
DTC Code Detection Item See page
B2799 Engine Immobiliser System Malfunction

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B279A Theft Deterrent System Communication Line High Fixation

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B279C Theft Deterrent System Presence Detection

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